Kerr-McGee 1 Cook
API 4004105000 · Dewey County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole-Oil show
API
4004105000
Operator
Kerr-McGee Oil Industries, Inc.
County
Dewey
Field
Wildcat
Location
Permit
78
Formation tops
South Dakota records 19 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Sharon Springs Member, Pierre Shale | 1,300 | Cretaceous |
| Carlile Shale | 1,780 | Cretaceous |
| Greenhorn Limestone | 2,200 | Cretaceous |
| Graneros | 2,290 | Cretaceous |
| Dakota Mud | 2,710 | Cretaceous |
| Morrison Formation | 2,820 | Jurassic |
| Sundance Formation | 2,860 | Jurassic |
| Gypsum Spring | 3,102 | Permian |
| Minnekahta Limestone | 3,380 | Permian |
| Opeche Shale | 3,440 | Permian |
| Minnelusa Formation | 3,480 | Permian/Pennsylvanian |
| Charles Formation | 4,060 | Mississippian |
| Mission Canyon Limestone | 4,170 | Mississippian |
| Devonian undifferentiated | 4,780 | Devonian |
| Stony Mountain Formation | 4,980 | Ordovician |
| Red River Formation | 5,033 | Ordovician |
| Winnipeg Formation | 5,580 | Ordovician |
| Deadwood Formation | 5,675 | Ordovician/Cambrian |
| Precambrian | 5,940 | Precambrian |
A dash is a formation South Dakota records for this well without a depth.
Completion
South Dakota files 1 completion report for this well.
Vertical Well
Plugged and AbandonedDry Hole-Oil showSpudded
1953-06-23
Measured depth
5,993 ft
True vertical depth
5,993 ft
Location
45.042783, -101.464607
45.04278, -101.46461 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Dewey County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.